Table 1 Descriptive statistic of night-time light intensity by region
From: North Korea’s COVID-19 policy dilemma: epidemic prevention conflicting with trade
Location | N | Mean | SD |
|---|---|---|---|
Chongjin City | 5,530 | 0.781 | 0.794 |
Kanggye City | 1,870 | 0.559 | 0.697 |
Manpho City | 3,610 | 1.319 | 3.089 |
Pyongyang | 24,940 | 1.765 | 3.458 |
Rason City | 3,690 | 0.736 | 0.902 |
Ryongchon | 1,950 | 1.596 | 3.733 |
Sindo | 1,450 | 0.8 | 0.561 |
Sinuiju City | 5,840 | 2.765 | 3.579 |
Sunchon City | 5,090 | 0.683 | 0.815 |
Total | 53,970 |